Overview PLEASE NOTE: No corp-to-corp candidates will be accepted. • Tier One Technologies is seeking a Senior Java Developer to support our US Government client. • This will be a 100% remote Contract-to-Hire position. • Must be a US Citizen. • SELECTED CANDIDATES WITHOUT REQUIRED CLEARANCE WILL BE SUBJECT TO A FEDERAL GOVERNMENT BACKGROUND INVESTIGATION TO RECEIVE IT. Responsibilities • Design, develop, test, and deploy Java-based applications using Spring Boot and related frameworks. • Develop and maintain modern, responsive front-end applications using Angular. • Build and optimize RESTful APIs and microservices architectures. • Integrate applications with Oracle databases, ensuring efficient queries and performance. • Design and deploy cloud-ready solutions on Microsoft Azure. • Participate in code reviews, architecture discussions, and technical design sessions. • Troubleshoot and resolve issues across the full stack (front-end, back-end, cloud). • Collaborate with QA, DevOps, UX, and product teams to deliver high-quality solutions. Qualifications • A degree from an accredited College/University in Software Engineering, Computer Science, Business, or related discipline. • 8+ years of experience in Java development. • Hands-on experience with Spring Boot, Spring MVC, and Spring Data. • Experience developing front-end applications using Angular (v8+), including TypeScript, components, services, and reactive forms. • Strong understanding of HTML, CSS, TypeScript, and responsive UI patterns. • Proficiency with Oracle SQL, stored procedures, and performance tuning. • Experience deploying and supporting applications on Azure. • Familiarity with Git, CI/CD pipelines, and modern development practices. • Solid understanding of REST APIs and microservices architecture. • Strong problem-solving and communication skills. • Experience with Kubernetes, Docker, or other containerization technologies is a PLUS. • Exposure to Azure DevOps, GitHub Actions, or similar DevOps pipelines is aa PLUS. • Experience with messaging technologies (Kafka, RabbitMQ) is a PLUS. • Strong verbal and written communication skills, problem solving skills, customer service and interpersonal skills. • Must be a US Citizen (no dual citizenship). • Able to obtain DoD Public Trust clearance. • Must have lived in the United States for the past 5 years. • Cannot have more than 6 months travel outside the United States within the last 5 years. Military Service excluded.